/* Material Didáctico · HGR — estilos (paleta institucional) */
:root {
  --verde: #1F6B55;
  --verde-osc: #154C3D;
  --verde-claro: #E3EFEA;
  --banda: #EDF2F0;
  --marino: #0D3B66;
  --celeste: #5FA8D3;
  --ambar: #F5A623;
  --rojo: #C0392B;
  --rojo-claro: #FBE3E1;

  --fondo: #F6F8F7;
  --superficie: #FFFFFF;
  --texto: #1B2A26;
  --texto-suave: #5B6B66;
  --borde: #D9E2DE;
  --sombra: 0 1px 2px rgba(13, 59, 102, .06), 0 2px 8px rgba(13, 59, 102, .05);
  --radio: 10px;
  --fuente: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --verde-claro: #183A30;
    --banda: #16211E;
    --rojo-claro: #3A1D1A;
    --fondo: #0F1715;
    --superficie: #17221F;
    --texto: #E4ECE9;
    --texto-suave: #9DB0A9;
    --borde: #2A3A35;
    --sombra: 0 1px 2px rgba(0, 0, 0, .4);
    --celeste: #7DBBE0;
  }
}
:root[data-theme="dark"] {
  --verde-claro: #183A30;
  --banda: #16211E;
  --rojo-claro: #3A1D1A;
  --fondo: #0F1715;
  --superficie: #17221F;
  --texto: #E4ECE9;
  --texto-suave: #9DB0A9;
  --borde: #2A3A35;
  --sombra: 0 1px 2px rgba(0, 0, 0, .4);
  --celeste: #7DBBE0;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--fondo);
  color: var(--texto);
  font: 15px/1.5 var(--fuente);
}
a { color: var(--verde); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .contenido a { color: #6FC3A6; } }
:root[data-theme="dark"] .contenido a { color: #6FC3A6; }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--ambar); outline-offset: 2px; }
[hidden] { display: none !important; }

/* ---------- cabecera ---------- */
.cab { background: var(--verde); color: #fff; box-shadow: 0 2px 0 var(--verde-osc); }
.cab-in {
  max-width: 1180px; margin: 0 auto; padding: 12px 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.marca { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; min-width: 0; }
.marca-logo { height: 40px; width: auto; }
.marca-mono {
  display: grid; place-items: center; width: 40px; height: 40px; flex: none;
  border: 2px solid #fff; border-radius: 8px; font-weight: 800; font-size: 13px; letter-spacing: .5px;
}
.marca-txt { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.marca-txt strong { font-size: 17px; }
.marca-txt small { opacity: .85; font-size: 12px; }
.usuario { display: flex; align-items: center; gap: 8px; font-size: 13px; flex-wrap: wrap; }
.usuario-correo { opacity: .9; overflow-wrap: anywhere; }
.chip {
  display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: rgba(255, 255, 255, .18); color: #fff;
}
.pestanas {
  max-width: 1180px; margin: 0 auto; padding: 0 16px;
  display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none;
}
.pestanas a {
  color: #fff; text-decoration: none; padding: 9px 14px; border-radius: 8px 8px 0 0;
  font-weight: 600; font-size: 14px; white-space: nowrap; opacity: .85;
}
.pestanas a:hover { opacity: 1; background: rgba(255, 255, 255, .1); }
.pestanas a[aria-current="page"] { background: var(--fondo); color: var(--verde); opacity: 1; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .pestanas a[aria-current="page"] { color: #6FC3A6; } }
:root[data-theme="dark"] .pestanas a[aria-current="page"] { color: #6FC3A6; }

/* ---------- estructura ---------- */
.contenido { flex: 1; width: 100%; max-width: 1180px; margin: 0 auto; padding: 20px 16px 32px; outline: none; }
.pie {
  max-width: 1180px; width: 100%; margin: 0 auto; padding: 14px 16px 22px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: 12px; color: var(--texto-suave); border-top: 1px solid var(--borde);
}
h1 { font-size: 24px; line-height: 1.25; margin: 0 0 4px; color: var(--marino); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) h1 { color: #CFE3F4; } }
:root[data-theme="dark"] h1 { color: #CFE3F4; }
h2 { font-size: 18px; margin: 0 0 10px; }
.sub { margin: 0 0 18px; color: var(--texto-suave); max-width: 70ch; }
.cargando, .vacio { color: var(--texto-suave); padding: 24px 0; }
.tarjeta {
  background: var(--superficie); border: 1px solid var(--borde); border-radius: var(--radio);
  box-shadow: var(--sombra); padding: 16px;
}
.aviso { border-radius: 8px; padding: 10px 12px; margin: 0 0 14px; font-size: 14px; }
.aviso-error { background: var(--rojo-claro); color: var(--rojo); border-left: 4px solid var(--rojo); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .aviso-error { color: #F2A49B; } }
:root[data-theme="dark"] .aviso-error { color: #F2A49B; }
.aviso-info { background: var(--banda); border-left: 4px solid var(--celeste); }

/* ---------- botones y formularios ---------- */
.btn {
  border: 0; border-radius: 8px; padding: 9px 16px; font-weight: 600; cursor: pointer;
  background: var(--verde); color: #fff;
}
.btn:hover { background: var(--verde-osc); }
.btn:disabled { opacity: .6; cursor: progress; }
.btn-claro { background: rgba(255, 255, 255, .16); color: #fff; padding: 6px 12px; }
.btn-claro:hover { background: rgba(255, 255, 255, .28); }
.campo { display: flex; flex-direction: column; gap: 4px; margin-bottom: 14px; font-size: 14px; font-weight: 600; }
.campo input, .campo select, .filtros select, .filtros input {
  border: 1px solid var(--borde); border-radius: 8px; padding: 9px 11px;
  background: var(--superficie); font-weight: 400; min-width: 0;
}

/* ---------- login ---------- */
.login { max-width: 380px; margin: 6vh auto 0; }
.login h1 { margin-bottom: 4px; }
.login .btn { width: 100%; margin-top: 4px; }

/* ---------- tablero de cobertura ---------- */
.desplaza { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tabla { width: 100%; border-collapse: collapse; font-size: 14px; }
.tabla th, .tabla td { padding: 10px 8px; border-bottom: 1px solid var(--borde); text-align: center; vertical-align: middle; }
.tabla th { color: var(--marino); font-size: 13px; font-weight: 700; white-space: nowrap; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .tabla th { color: #A9CBE8; } }
:root[data-theme="dark"] .tabla th { color: #A9CBE8; }
.tabla th:first-child, .tabla td:first-child { text-align: left; }
.tabla tbody th:first-child { min-width: 170px; max-width: 260px; white-space: normal; }
.tabla tbody tr:hover { background: var(--banda); }
.asig-nom { font-weight: 600; }
.asig-slug { display: block; font-size: 12px; color: var(--texto-suave); font-weight: 400; }
.barra { width: 150px; height: 10px; border-radius: 999px; background: var(--banda); overflow: hidden; margin: 0 auto 3px; }
.barra > span { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--marino), var(--verde)); }
.barra.baja > span { background: var(--rojo); }
.pct { font-weight: 700; font-size: 13px; }
.si { color: var(--verde); font-weight: 800; font-size: 16px; }
.no { color: var(--rojo); font-weight: 800; font-size: 16px; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .si { color: #6FC3A6; }
  :root:not([data-theme="light"]) .no { color: #F08A7E; }
}
:root[data-theme="dark"] .si { color: #6FC3A6; }
:root[data-theme="dark"] .no { color: #F08A7E; }
.leyenda { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 12px; font-size: 12px; color: var(--texto-suave); }
.leyenda b { color: var(--texto); }

/* ---------- filtros y biblioteca ---------- */
.filtros { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; align-items: center; }
.filtros select { flex: 1 1 260px; }
.filtros input { flex: 1 1 200px; }
.tipos { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.tipo-btn {
  border: 1px solid var(--borde); background: var(--superficie); border-radius: 999px;
  padding: 5px 12px; cursor: pointer; font-size: 13px;
}
.tipo-btn[aria-pressed="true"] { background: var(--verde); border-color: var(--verde); color: #fff; }
.resumen { font-size: 13px; color: var(--texto-suave); margin: -4px 0 14px; }
.unidad { margin-bottom: 18px; }
.unidad > h2 {
  background: var(--verde); color: #fff; border-radius: 8px; padding: 8px 12px; font-size: 15px; margin: 0 0 10px;
}
.practica { margin: 0 0 12px 4px; }
.practica > h3 {
  font-size: 14px; margin: 0 0 8px; padding-left: 10px; border-left: 4px solid var(--celeste); color: var(--marino);
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .practica > h3 { color: #A9CBE8; } }
:root[data-theme="dark"] .practica > h3 { color: #A9CBE8; }
.items { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px; }
.item {
  background: var(--superficie); border: 1px solid var(--borde); border-radius: var(--radio);
  padding: 12px; display: flex; flex-direction: column; gap: 6px; min-width: 0; box-shadow: var(--sombra);
}
.item-tit { display: flex; gap: 8px; align-items: flex-start; font-weight: 600; overflow-wrap: anywhere; }
.item-ico { flex: none; }
.item-notas { font-size: 13px; color: var(--texto-suave); margin: 0; white-space: pre-line; overflow-wrap: anywhere; }
.item-meta { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 12px; color: var(--texto-suave); margin-top: auto; }
.etq { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; background: var(--banda); color: var(--texto); }
.etq-local { background: #FFF3DC; color: #8A5A00; }
.etq-pub { background: var(--verde-claro); color: var(--verde); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .etq-local { background: #3A2E12; color: #F5C46B; }
  :root:not([data-theme="light"]) .etq-pub { color: #6FC3A6; }
}
:root[data-theme="dark"] .etq-local { background: #3A2E12; color: #F5C46B; }
:root[data-theme="dark"] .etq-pub { color: #6FC3A6; }
.abrir { font-weight: 600; font-size: 13px; }

/* ---------- prácticas ---------- */
.lista-prac { list-style: none; margin: 0; padding: 0; }
.lista-prac li {
  display: grid; grid-template-columns: 64px 56px 1fr auto; gap: 10px; align-items: center;
  padding: 9px 8px; border-bottom: 1px solid var(--borde); font-size: 14px;
}
.lista-prac .sem { color: var(--texto-suave); font-size: 12px; }
.lista-prac .clave { font-weight: 700; color: var(--verde); }
.lista-prac .sin { background: var(--rojo-claro); color: var(--rojo); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .lista-prac .sin { color: #F2A49B; } }
:root[data-theme="dark"] .lista-prac .sin { color: #F2A49B; }
.lista-prac .con { background: var(--verde-claro); color: var(--verde); }
.kpis { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.kpi { flex: 1 1 150px; }
.kpi b { display: block; font-size: 24px; color: var(--verde); line-height: 1.1; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .kpi b,
  :root:not([data-theme="light"]) .lista-prac .clave,
  :root:not([data-theme="light"]) .lista-prac .con { color: #6FC3A6; }
}
:root[data-theme="dark"] .kpi b, :root[data-theme="dark"] .lista-prac .clave, :root[data-theme="dark"] .lista-prac .con { color: #6FC3A6; }
.kpi span { font-size: 13px; color: var(--texto-suave); }

@media (max-width: 600px) {
  .marca-txt small, .usuario-correo { display: none; }
  h1 { font-size: 20px; }
  .lista-prac li { grid-template-columns: 48px 1fr auto; }
  .lista-prac .sem { display: none; }
}